JAVA POLYMORPHISM | GRADE 7B

What is polymorphism in Java?

• The ability to create multiple objects of the same class.

• The ability of an object to take on many forms.

• The ability to create multiple classes of the same object.

• The ability to change the data type of a variable.

In Java, polymorphism is the ability of an object to take on many _____

What is static polymorphism in Java?

• A type of polymorphism that is resolved at runtime.

• A type of polymorphism that is resolved at compile time.

• A type of polymorphism that is only used in interfaces.

• A type of polymorphism that is used only with abstract classes.

Which of the following is not a benefit of using polymorphism in Java?

• Code reuse

• Flexibility and extensibility of code

• Reduced code complexity

• Increased memory usage

Which of the following is an example of static polymorphism in Java?

• Method

  overloading

• Method

  overriding

• Inheritance

• Abstraction

Which of the following is an example of dynamic polymorphism in Java?

• Method overloading

• Method overriding

• Inheritance

• Abstraction

Can a subclass access private methods of its superclass?

• Yes

• No

Can a subclass access protected methods of its superclass?

• Yes

• No

Can a subclass access private methods of its superclass?

• Yes

• No